CN115234157A - Long spiral drilling machine for pile forming and drilling method - Google Patents
Long spiral drilling machine for pile forming and drilling method Download PDFInfo
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- CN115234157A CN115234157A CN202210755851.1A CN202210755851A CN115234157A CN 115234157 A CN115234157 A CN 115234157A CN 202210755851 A CN202210755851 A CN 202210755851A CN 115234157 A CN115234157 A CN 115234157A
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- drill
- fixedly arranged
- drilling
- drill bit
- inner cavity
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B3/00—Rotary drilling
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
- E21B10/61—Drill bits characterised by conduits or nozzles for drilling fluids characterised by the nozzle structure
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B12/00—Accessories for drilling tools
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B12/00—Accessories for drilling tools
- E21B12/06—Mechanical cleaning devices
Abstract
The invention discloses a long spiral drilling machine for pile forming and a drilling method. The long spiral drilling machine for forming the pile and the drilling method have the advantages that through the mutual matching of the hydraulic pump, the drilling barrel, the storage cavity and the top drill block, hard rocks in the hole can be extruded to break, the normal drilling is guaranteed, the drilling efficiency is improved, through the mutual matching of the air pump, the high-pressure-resistant ventilation bottom pipe, the U-shaped barrel plug and the air blowing port, the external cold air can be sucked into the bottom of the drill bit assembly and discharged into the drilled hole, under the impact of air flow, the cold air can not only cool the inside of the drill bit assembly, but also cool the outer surface of the drill bit assembly, the drill bit assembly is prevented from being in a high-temperature state for a long time, and the service life is prolonged.
Description
Technical Field
The invention relates to the technical field of drilling machines, in particular to a long spiral drilling machine for pile forming and a drilling method.
Background
The drilling machine is a mechanical device which drives a drilling tool to drill underground to obtain real geological data in exploration or mineral resource (including solid ore, liquid ore, gas ore and the like) development. The main function is to drive the drilling tool to break the rock at the bottom of the hole and to put in or put out the drilling tool in the hole. The method can be used for drilling rock cores, ore cores, rock debris, gas samples, liquid samples and the like so as to find underground geology, mineral resources and other conditions. The pile foundation construction is widely applied to civil engineering, and during the pile foundation construction, a multi-purpose long spiral drilling machine is used for piling and forming holes.
The existing long spiral drilling machine for forming the pile is difficult to smoothly drill downwards when hard rocks are encountered during drilling operation, a high-strength drilling structure is lacked, the drilling efficiency is reduced, the whole temperature can rise after the drill bit works for a long time, the service life of the drill bit can be influenced when the drill bit is in a high-temperature state for a long time, the structure capable of timely cooling the drill bit is lacked, and a large improvement space is provided.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a long spiral drilling machine for pile forming and a drilling method, and solves the problems that during drilling operation, hard rock is difficult to smoothly drill downwards, a high-strength drilling structure is lacked, the drilling efficiency is reduced, the overall temperature is increased after a drill bit works for a long time, the service life of the drill bit is influenced when the drill bit is in a high-temperature state for a long time, and the structure capable of timely cooling the drill bit is lacked.
In order to achieve the purpose, the invention is realized by the following technical scheme: a long spiral drilling machine for forming piles comprises a crawler, wherein a top plate is fixedly arranged at the top of the crawler, a connecting frame is fixedly arranged at the bottom of the top plate, two limiting slide rods are slidably arranged between the front wall and the rear wall of an inner cavity of the connecting frame, a bearing frame is fixedly arranged between the upper limiting slide rod and the lower limiting slide rod, a motor is fixedly arranged at the left side of the top of the bearing frame, a drill rod assembly is fixedly arranged at the bottom of the bearing frame, an output end of the motor penetrates through the bottom of the bearing frame, a drill bit assembly is arranged at the bottom of the drill rod assembly and comprises a drill rod, a first flange plate is fixedly arranged at the bottom of the drill rod, a high-pressure-resistant ventilation top pipe is connected to the inner cavity of the drill rod in a penetrating manner, the drill bit assembly comprises a spiral drill string, a functional drill block mechanism is fixedly arranged at the bottom of the spiral drill string, a reinforcing ring cleaning mechanism is fixedly arranged at the bottom of the functional drill block mechanism and comprises a drill cylinder, a plurality of containing cavities are uniformly arranged at the left side and right side of the inner cavity of the drill cylinder, a movable push plate is provided with a plurality of ring cleaning mechanisms corresponding ring cleaning mechanism, one end of a movable push plate, one end of the drill block which is far away from the connecting rod, and a movable push plate of the semi-sphere fixing mechanism is arranged at one end of the drill block which is arranged at the end of the drill block fixing mechanism, and is arranged at the end of the drill block which is far away from the connecting rod, the functional plug mechanism comprises four adjusting blocks, U-shaped barrel plugs are fixedly arranged among the four adjusting blocks, the bottoms of the adjusting blocks are fixedly connected with the bottom of an inner cavity of the sliding groove through second springs, a plurality of air blowing openings are uniformly formed in the lower portion of the side surface of each U-shaped barrel plug, and a high-pressure-resistant ventilation bottom pipe is connected between the spiral drill string and the inner cavity of the drill barrel in a penetrating mode.
Preferably, a hydraulic rod is fixedly arranged at the bottom of the top plate, the bottom of the hydraulic rod is fixedly connected to the top wall of the bearing frame, and an air pump is fixedly arranged in the middle of the top of the bearing frame.
Preferably, the hydraulic pump is fixedly arranged in the middle of the inner cavity of the bearing frame, the hydraulic oil tank is fixedly arranged on the right side of the inner cavity of the bearing frame, and the right end of the hydraulic pump is communicated with the inside of the hydraulic oil tank.
Preferably, the blowing end of the air pump is communicated with the top inner cavity of the high-pressure-resistant ventilation top pipe, a certain gap is formed between the inner wall of the drill rod and the outer wall of the high-pressure-resistant ventilation top pipe, and the left end of the hydraulic pump is communicated with the top of the inner cavity of the drill rod.
Preferably, push pedal sliding connection is in the inside of accomodating the chamber, the one end that the drill block was kept away from to wear-resisting end is evenly fixed and is provided with a plurality of wear-resisting protruding grains, the other end fixed connection of first spring is on the inside lateral wall of accomodating the chamber.
Preferably, the cleaning ring mechanism comprises a bearing ring, annular blades are fixedly arranged on the inner wall of the bearing ring, and the four adjusting blocks respectively slide in corresponding sliding grooves.
Preferably, each one end that the mouth of blowing is located the outside all rotates and is provided with the ash blocking plate, pass through expanding spring fixed connection between the bottom of ash blocking plate and the lateral wall of U type barrel plug, the side surface of hemisphere drill bit is evenly fixed and is provided with a plurality of reinforcement lugs.
Preferably, the top of the high-pressure-resistant ventilation bottom pipe is in threaded connection with the bottom of the inner cavity of the high-pressure-resistant ventilation top pipe, a second flange plate is fixedly arranged at the top of the spiral drill string, and the second flange plate is in threaded connection with the first flange plate through a plurality of bolts.
The invention also provides a drilling method of the long spiral drilling machine for forming the pile, which comprises the following steps:
step one, quickly drilling: the device is pushed to a working place, the motor and the hydraulic rod are started, the hydraulic rod pushes the bearing frame to slowly move downwards, the motor drives the drill rod component and the drill bit component to rotate in the process, the drill bit component can drill a construction surface, and when the drill bit component encounters harder rocks in the drilling process, the drill bit component cannot smoothly drill downwards;
step two, breaking rock with strong force: the hydraulic pump is started only, hydraulic oil stored in a hydraulic oil tank is pumped into an inner cavity of a drill rod by the hydraulic pump, the hydraulic oil flows into the plurality of accommodating cavities along the space between the inner wall of the drill rod and the outer wall of a high-pressure-resistant ventilation top pipe, a push plate is slowly pushed under pressure along with the increase of the hydraulic oil in the accommodating cavities, a top drill block is extended to the outside of a drill barrel and is extruded to break hard rocks around the holes, the hydraulic pump is started again after the hard rocks are damaged, the hydraulic oil in the accommodating cavities is pumped into the hydraulic oil tank, the top drill block returns to the original position under the elastic action of a first spring and enters the accommodating cavities, ash falling on the surface of the top drill block is scraped off when passing through an annular blade, and then a motor and the hydraulic rod continue to work to drive a drill rod assembly and a drill bit assembly to perform drilling operation;
step three, cooling the drill bit: after drilling operation a period, start the air pump, to the inside air that blows in of high pressure resistant top pipe, the air gets into movable intracavity portion along the high pressure resistant bottom tube of ventilating, along with the reinforcing of the inside atmospheric pressure of movable intracavity portion, function stopper mechanism is promoted downwards, makes mouth of blowing be linked together with the outside, and gaseous bottom to drilling through the mouth of blowing is blown to the mouth of blowing, and under the impact of air current, cold air cools down drill bit assembly's inside, also cools down the processing to its surface simultaneously.
Preferably, the high-pressure-resistant ventilation top pipe, the high-pressure-resistant ventilation bottom pipe, the movable cavity and the inner cavity of the U-shaped cylinder plug are in a communicated state, and the drill rod, the drill cylinder and the inner cavity of the accommodating cavity are in a communicated state.
Advantageous effects
The invention provides a long spiral drilling machine for pile forming and a drilling method. Compared with the prior art, the method has the following beneficial effects:
1. a drilling method of a long spiral drilling machine for forming piles is characterized in that a first flange plate is fixedly arranged at the bottom of a drill rod, an inner cavity of the drill rod is connected with a high-pressure-resistant ventilating jacking pipe in a penetrating mode, a drill bit assembly comprises a spiral drill column, a functional drill block mechanism is fixedly arranged at the bottom of the spiral drill column, a reinforcing drill top mechanism is fixedly arranged at the bottom of the functional drill block mechanism, the functional drill block mechanism comprises a drill barrel, a plurality of accommodating cavities are uniformly formed in the left side and the right side of the inner cavity of the drill barrel, a top block mechanism is arranged inside each accommodating cavity and comprises a push plate, a connecting rod is fixedly arranged at one end, close to a cleaning ring mechanism, of each push plate, a top drill block is fixedly arranged at one end, far away from the push plate, of each top drill block, a wear-resistant end is fixedly arranged at one end, far away from the connecting rod, hard rocks in the holes can be extruded and broken through mutual matching of a hydraulic pump, the drill barrel, the accommodating cavities and the top drill blocks, normal drilling is guaranteed, and drilling efficiency is improved.
2. A drilling method of a long spiral drilling machine for forming piles is characterized in that a first spring is fixedly arranged on one side, close to a connecting rod, of a push plate from top to bottom, a reinforcing drill top mechanism comprises a hemispherical drill bit, an inner cavity of the hemispherical drill bit is provided with a movable cavity, four sliding grooves are uniformly formed in the periphery of the movable cavity, a function plug mechanism is arranged inside the movable cavity and comprises four adjusting blocks, a U-shaped barrel plug is fixedly arranged among the four adjusting blocks, the bottom of each adjusting block is fixedly connected with the bottom of the inner cavity of each sliding groove through a second spring, a plurality of air blowing openings are uniformly formed in the lower portion of the side surface of the U-shaped barrel plug, a high-pressure-resistant air-venting bottom pipe is connected between the inner cavities of the spiral drilling string and the drill barrel in a penetrating mode, through an air pump and the high-pressure-resistant air venting bottom pipe, the U-shaped barrel plug and the air blowing openings are matched with each other, external cold air can be sucked into the bottom of the drilling head assembly and discharged into a drilled hole, under the impact of air flow, the cold air can cool air not only cool the interior of the drilling head assembly, but also can cool the exterior surface of the drilling head assembly, the drilling head assembly can be cooled for a long time, the drilling head assembly is prevented from being in a high-temperature state, and the service life of the drilling head assembly is prolonged.
3. A plurality of cleaning ring mechanisms corresponding to a containing cavity are uniformly and fixedly arranged on the left side and the right side of a drilling barrel, and ash and slag adhered to the surface of a top drilling block can be scraped off in time through the matching between a bearing ring and an annular blade, so that the top drilling block is prevented from being stuck in the moving process.
4. The utility model provides a long auger drilling's drilling method for it is stake, all rotates through the one end that every mouth of blowing is located the outside and is provided with the ash blocking plate, passes through expanding spring fixed connection between the bottom of ash blocking plate and the lateral wall of U type barrel stopper, and the side surface of hemisphere drill bit is evenly fixed and is provided with a plurality of reinforcement lugs, through the cooperation between ash blocking plate and the expanding spring, when avoiding U type barrel stopper to extend to the outside, outside stone sediment blocks up the mouth of blowing, ensures normally to ventilate and cool down.
Drawings
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is a perspective view of the drill bit assembly of the present invention;
FIG. 3 is a cross-sectional view of a drill bit assembly of the present invention;
FIG. 4 is an enlarged view of a portion of the invention at A in FIG. 3;
FIG. 5 is a right side view of the cleaning ring mechanism of the present invention;
FIG. 6 is an enlarged view of a portion of the invention at B in FIG. 3;
FIG. 7 is a top view of the functional plug mechanism of the present invention;
FIG. 8 is a cross-sectional view of the drill bit assembly of the present invention in an operational state;
FIG. 9 is an enlarged view of a portion of the invention at C of FIG. 8;
fig. 10 is a cross-sectional view of a drill rod assembly of the present invention.
In the figure: 1. a tracked vehicle; 2. a linking frame; 3. a top plate; 4. a limiting slide bar; 5. a carrier; 7. a motor; 8. a drill rod assembly; 81. a drill stem; 82. a first flange plate; 83. high pressure resistant ventilation jacking pipes; 9. a drill bit assembly; 91. a helical drill string; 92. a functional drill block mechanism; 921. drilling a barrel; 922. a receiving cavity; 923. a top block mechanism; 9231. pushing the plate; 9232. a connecting rod; 9233. a drill block is jacked; 9234. a wear-resistant end; 9235. wear-resistant convex particles; 9236. a first spring; 924. a cleaning ring mechanism; 9241. a load ring; 9242. an annular blade; 93. reinforcing a drill top mechanism; 931. a hemispherical drill bit; 932. a movable cavity; 933. a chute; 934. a functional plug mechanism; 9341. an adjusting block; 9342. a U-shaped cylinder plug; 9343. a second spring; 9344. an air blowing port; 9345. a dust blocking plate; 9346. a tension spring; 935. reinforcing the bump; 94. a high pressure resistant vent bottom tube; 95. a second flange plate; 10. a hydraulic lever; 11. an air pump; 12. a hydraulic pump; 13. and a hydraulic oil tank.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-10, the present invention provides a technical solution: a long spiral drilling machine for pile forming comprises a crawler 1, a top plate 3 is fixedly arranged at the top of the crawler 1, a connecting frame 2 is fixedly arranged at the bottom of the top plate 3, two limiting slide bars 4 are slidably arranged between the front wall and the rear wall of an inner cavity of the connecting frame 2, a bearing frame 5 is fixedly arranged between the upper limiting slide bar 4 and the lower limiting slide bar 4, a motor 7 is fixedly arranged at the left side of the top of the bearing frame 5, a drill rod assembly 8 is fixedly arranged at the bottom of the bearing frame 5, an output end of the motor 7 penetrates through the bottom of the bearing frame 5, a drill bit assembly 9 is arranged at the bottom of the drill rod assembly 8, the drill rod assembly 8 comprises a drill rod 81, a first flange 82 is fixedly arranged at the bottom of the drill rod 81, the inner cavity of the drill rod 81 is in a penetrating connection with a high-pressure-resistant ventilation top pipe 83, the drill bit assembly 9 comprises a spiral drill string 91, a functional drill block mechanism 92 is fixedly arranged at the bottom of the spiral drill string 91, a reinforcing drill block mechanism 93 is fixedly arranged at the bottom of the functional drill block mechanism 92, the functional drill block mechanism 92 comprises a drill cylinder 921, the left side and the right side of an inner cavity of the drill cylinder 921 are uniformly provided with a plurality of accommodating cavities 922, the inside of each accommodating cavity 922 is provided with a top block mechanism 923, the left side and the right side of the drill cylinder 921 are uniformly and fixedly provided with a plurality of cleaning ring mechanisms 924 corresponding to the accommodating cavities 922, the top block mechanism 923 comprises a push plate 9231, one end of the push plate 9231 close to the cleaning ring mechanisms 924 is fixedly provided with a connecting rod 9232, one end of the connecting rod 9232 far away from the push plate 9231 is fixedly provided with a top drill block 9233, one end of the top drill block 9233 far away from the connecting rod 9232 is fixedly provided with a wear-resistant end 9234, one side of the push plate 9231 close to the connecting rod 9232 is vertically and fixedly provided with a first spring 9236, the reinforcing drill top mechanism 93 comprises a hemispherical drill bit 931, the inner cavity of the hemispherical drill bit 931 is provided with a movable cavity 932, four sliding grooves 933 are uniformly formed around the movable cavity 932, the movable cavity 932 is internally provided with a function plug mechanism 934, the functional plug mechanism 934 comprises four adjusting blocks 9341, U-shaped cylinder plugs 9342 are fixedly arranged among the four adjusting blocks 9341, the bottoms of the adjusting blocks 9341 are fixedly connected with the bottom of an inner cavity of a chute 933 through second springs 9343, a plurality of air blowing ports 9344 are uniformly formed in the lower portion of the side surface of each U-shaped cylinder plug 9342, a high-pressure-resistant ventilating bottom pipe 94 penetrates through the inner cavities of the spiral drill string 91 and the drill cylinder 921, and hard rocks in the holes can be squeezed and broken through mutual matching among the hydraulic pump 12, the drill cylinder 921, the accommodating cavity 922 and the top drill block 9233, so that normal drilling is guaranteed, the well-forming efficiency of a rock vertical well is improved, a hydraulic rod 10 is fixedly arranged at the bottom of the top plate 3, the bottom of the hydraulic rod 10 is fixedly connected to the top wall of the bearing frame 5, an air pump 11 is fixedly arranged in the middle of the top of the bearing frame 5, a hydraulic pump 12 is fixedly arranged in the middle of the inner cavity of the bearing frame 5, and a hydraulic oil tank 13 is fixedly arranged on the right side of the inner cavity of the bearing frame 5, the right end of the hydraulic pump 12 is communicated with the inside of the hydraulic oil tank 13, the blowing end of the air pump 11 is communicated with the top inner cavity of the high-pressure-resistant ventilation top pipe 83, a certain gap exists between the inner wall of the drill rod 81 and the outer wall of the high-pressure-resistant ventilation top pipe 83, the left end of the hydraulic pump 12 is communicated with the top of the inner cavity of the drill rod 81, external cold air can be sucked into the bottom of the drill bit assembly 9 and discharged into a drilled hole through the mutual matching of the air pump 11, the high-pressure-resistant ventilation bottom pipe 94, the U-shaped cylinder plug 9342 and the blowing port 9344, under the impact of air flow, the cold air can not only cool the inside of the drill bit assembly 9, but also cool the outer surface of the drill bit assembly, the drill bit assembly 9 is prevented from being in a high-temperature state for a long time, the service life is prolonged, the push plate 9231 is slidably connected inside the accommodating cavity 922, one end of the wear-resistant end 9234 far away from the top drill block 9233 is uniformly and fixedly provided with a plurality of wear-resistant convex grains 9235, the other end fixed connection of first spring 9236 is on accomodating the inside lateral wall of chamber 922, clearance ring mechanism 924 includes carrier ring 9241, the fixed annular blade 9242 that is provided with of inner wall of carrier 9241, four regulating blocks 9341 slide respectively inside corresponding spout 933, cooperation through between carrier 9241 and the annular blade 9242, can in time scrape off the lime-ash of top drill block 9233 surface adhesion, avoid top drill block 9233 to block in the in-process that removes, the one end that every mouth 9344 is located the outside all rotates and is provided with ash baffle 9345, pass through expanding spring 9346 fixed connection between the bottom of ash baffle 9345 and the lateral wall of U type section of thick bamboo stopper 9342, the even fixed drilling string in side surface of hemisphere drill bit 931 is provided with a plurality of reinforcing lugs 935, the top threaded connection of high pressure resistant air ventilation bottom tube 94 is in the inner chamber bottom of high pressure resistant air ventilation 83, the top of spiral push pipe 9391 is fixed and is provided with second ring flange 95, pass through a plurality of bolt threaded connection between second ring flange 95 and the first ring flange 82, through the cooperation between ash baffle 9345 and the expanding spring 9346, avoid the cooperation of high pressure resistant air ventilation bottom tube 9344, the normal temperature reduction 9344 when the external side plug 9342 stops up.
The embodiment of the invention also provides a drilling method of the long spiral drilling machine for forming the pile, which comprises the following steps:
step one, quick drilling: the device is pushed to a working place, the motor 7 and the hydraulic rod 10 are started, the hydraulic rod 10 pushes the bearing frame 5 to slowly move downwards, the motor 7 drives the drill rod assembly 8 and the drill bit assembly 9 to rotate in the process, the drill bit assembly 9 can drill a construction surface, and when harder rocks are encountered in the drilling process, the drilling cannot smoothly move downwards;
step two, breaking rock with strong force: the hydraulic pump 12 is started only, the hydraulic pump 12 sucks hydraulic oil stored in the hydraulic oil tank 13 into an inner cavity of the drill stem 81, the hydraulic oil flows to the interiors of the plurality of accommodating cavities 922 along the space between the inner wall of the drill stem 81 and the outer wall of the high-pressure-resistant ventilation top pipe 83, the push plate 9231 is pushed slowly under pressure along with increase of the hydraulic oil in the accommodating cavities 922, the top drill block 9233 extends to the outside of the drill cylinder 921, hard rocks around the holes are squeezed to break the holes, the hydraulic pump 12 is started again after the hard rocks are damaged, the hydraulic oil in the accommodating cavities 922 is sucked into the hydraulic oil tank 13, the top drill block 9233 returns to the original position under the elastic action of the first spring 9236 and enters the accommodating cavities 922, ash residues on the surface of the top drill block 9233 are scraped off when the hard rocks pass through the annular 92blade 42, and then the motor 7 and the hydraulic rod 10 continue to work to drive the drill rod assembly 8 and the drill bit assembly 9 to perform drilling operation;
step three, cooling the drill bit: after drilling operation a period, start air pump 11, blow in the air to resistant high pressure ventilation push pipe 83 is inside, inside air got into activity chamber 932 along resistant high pressure ventilation bottom tube 94, along with the reinforcing of the inside atmospheric pressure in activity chamber 932, function stopper mechanism 934 is promoted downwards, makes blowing port 9344 be linked together with the outside, and gas blows to the bottom of drilling through blowing port 9344, and under the impact of air current, the inside of cold air to drill bit assembly 9 is cooled down, also carries out cooling treatment to its surface simultaneously.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a long auger drilling machine is used in stake, includes tracked vehicle (1), its characterized in that: a top plate (3) is fixedly arranged at the top of the tracked vehicle (1), a linking frame (2) is fixedly arranged at the bottom of the top plate (3), two limiting slide bars (4) are slidably arranged between the front wall and the rear wall of an inner cavity of the linking frame (2), a bearing frame (5) is fixedly arranged between the upper limiting slide bar and the lower limiting slide bar (4), a motor (7) is fixedly arranged on the left side of the top of the bearing frame (5), a drill rod component (8) is fixedly arranged at the output end of the motor (7) in a way of penetrating through the bottom of the bearing frame (5), and a drill bit component (9) is arranged at the bottom of the drill rod component (8);
the drill rod component (8) comprises a drill rod (81), a first flange plate (82) is fixedly arranged at the bottom of the drill rod (81), a high-pressure-resistant ventilation jacking pipe (83) is connected to the inner cavity of the drill rod (81) in a penetrating manner, the drill bit component (9) comprises a spiral drill string (91), a functional drill block mechanism (92) is fixedly arranged at the bottom of the spiral drill string (91), a reinforcing drill block mechanism (93) is fixedly arranged at the bottom of the functional drill block mechanism (92), the functional drill block mechanism (92) comprises a drill barrel (921), a plurality of accommodating cavities (922) are uniformly formed in the left side and the right side of the inner cavity of the drill barrel (921), a jacking block mechanism (923) is arranged in each accommodating cavity (922), and a plurality of cleaning ring mechanisms (924) corresponding to the accommodating cavities (922) are uniformly and fixedly arranged in the left side and the right side of the drill barrel (921);
the ejection block mechanism (923) comprises a push plate (9231), one end of the push plate (9231) close to the cleaning ring mechanism (924) is fixedly provided with a connecting rod (9232), one end of the connecting rod (9232) far away from the push plate (9231) is fixedly provided with an ejection drill block (9233), one end of the ejection drill block (9233) far away from the connecting rod (9232) is fixedly provided with a wear-resistant end head (9234), one side of the push plate (9231) close to the connecting rod (9232) is vertically and fixedly provided with a first spring (9236), the reinforcing drill ejection mechanism (93) comprises a hemispherical drill bit (931), an inner cavity of the hemispherical drill bit (931) is provided with a movable cavity (932), four sliding grooves (933) are uniformly formed around the movable cavity (932), and the inside of the movable cavity (932) is provided with a functional plug mechanism (934);
function stopper mechanism (934) includes four regulating block (9341), four fixed U type section of thick bamboo stopper (9342) that is provided with between regulating block (9341), the bottom of regulating block (9341) and the inner chamber bottom of spout (933) pass through second spring (9343) fixed connection, a plurality of mouths of blowing (9344) have evenly been seted up to the side surface lower part of U type section of thick bamboo stopper (9342), through connection has high pressure resistant air vent bottom tube (94) between the inner chamber of spiral drill string (91) and drill section of thick bamboo (921).
2. The long auger drilling machine for piling according to claim 1, wherein: the hydraulic pressure pole (10) is fixedly arranged at the bottom of the top plate (3), the bottom of the hydraulic pressure pole (10) is fixedly connected to the top wall of the bearing frame (5), and an air pump (11) is fixedly arranged in the middle of the top of the bearing frame (5).
3. The long auger drilling machine for piling according to claim 2, wherein: the hydraulic pump (12) is fixedly arranged in the middle of the inner cavity of the bearing frame (5), the hydraulic oil tank (13) is fixedly arranged on the right side of the inner cavity of the bearing frame (5), and the right end of the hydraulic pump (12) is communicated with the inside of the hydraulic oil tank (13).
4. The long auger drilling machine for piling according to claim 3, wherein: the air blowing end of the air pump (11) is communicated with the top inner cavity of the high-pressure-resistant ventilation top pipe (83), a certain gap is formed between the inner wall of the drill rod (81) and the outer wall of the high-pressure-resistant ventilation top pipe (83), and the left end of the hydraulic pump (12) is communicated with the top of the inner cavity of the drill rod (81).
5. The long auger drilling machine for piling according to claim 4, wherein: push pedal (9231) sliding connection is in the inside of accomodating chamber (922), the one end that the drill block (9233) was kept away from in wear-resisting end (9234) is evenly fixed and is provided with a plurality of wear-resisting protruding grain (9235), the other end fixed connection of first spring (9236) is on the inside lateral wall of accomodating chamber (922).
6. The long auger drilling machine for piling according to claim 5, wherein: the cleaning ring mechanism (924) comprises a bearing ring (9241), annular blades (9242) are fixedly arranged on the inner wall of the bearing ring (9241), and the four adjusting blocks (9341) respectively slide in corresponding sliding grooves (933).
7. The long auger drilling machine for piling according to claim 6, wherein: every the one end that mouth of blowing (9344) is located the outside all rotates and is provided with dust baffle (9345), through expanding spring (9346) fixed connection between the bottom of dust baffle (9345) and the lateral wall of U type section of thick bamboo stopper (9342), the side surface uniform fixation of hemisphere drill bit (931) is provided with a plurality of reinforcing lugs (935).
8. The long auger drilling machine for piling according to claim 7, wherein: the top of the high-pressure-resistant ventilation bottom pipe (94) is in threaded connection with the bottom of an inner cavity of the high-pressure-resistant ventilation top pipe (83), a second flange plate (95) is fixedly arranged at the top of the spiral drill string (91), and the second flange plate (95) is in threaded connection with the first flange plate (82) through a plurality of bolts.
9. A drilling method for the long spiral drilling machine for pile forming of claim 8, characterized in that: the method comprises the following steps:
step one, quick drilling: the device is driven to a working place, the motor (7) and the hydraulic rod (10) are started, the hydraulic rod (10) pushes the bearing frame (5) to slowly move downwards, the motor (7) drives the drill rod component (8) and the drill bit component (9) to rotate in the process, the drill bit component (9) can drill a construction surface, and when harder rocks are encountered in the drilling process, the drilling cannot smoothly move downwards;
step two, breaking rock with strong force: the hydraulic pump (12) is started only, hydraulic oil stored in a hydraulic oil tank (13) is sucked into an inner cavity of a drill rod (81) by the hydraulic pump (12), the hydraulic oil flows to the interiors of a plurality of containing cavities (922) along the space between the inner wall of the drill rod (81) and the outer wall of a high-pressure-resistant ventilation top pipe (83), a push plate (9231) is slowly pushed along with increase of the hydraulic oil in the containing cavities (922), a top drill block (9233) extends to the outside of a drill cylinder (921), hard rocks around the holes are squeezed to be broken, after the hard rocks are damaged, the hydraulic pump (12) is started again, the hydraulic oil in the containing cavities (922) is sucked into the hydraulic oil tank (13), the top drill block (9233) returns to the original position to enter the inside of the containing cavities (922) under the elastic action of a first spring (9236), ash residues falling on the surface of the top drill block (9233) are scraped off when the hard rocks are damaged, and then a motor (7) and the hydraulic rod (10) continue to work to drive a drill bit assembly (8) and a drill bit assembly (9) to drill a drill hole assembly (9) to perform drilling operation;
step three, cooling the drill bit: after drilling operation a period, start air pump (11), blow in the air to resistant high pressure ventilation push pipe (83) inside, inside air got into movable chamber (932) along resistant high pressure ventilation bottom tube (94), along with the reinforcing of the inside atmospheric pressure in movable chamber (932), function stopper mechanism (934) were pushed down, make mouth of blowing (9344) be linked together with the outside, gas blows to the bottom of drilling through mouth of blowing (9344), under the impact of air current, cold air cools down the inside of drill bit subassembly (9), also cool down the processing to its surface simultaneously.
10. The drilling method of a long auger drill for forming piles according to claim 9, wherein: the high-pressure-resistant ventilation top pipe (83), the high-pressure-resistant ventilation bottom pipe (94), the movable cavity (932) and the inner cavity of the U-shaped cylinder plug (9342) are in a communication state, and the drill rod (81), the drill cylinder (921) and the inner cavity of the storage cavity (922) are in a communication state.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115788288A (en) * | 2022-11-28 | 2023-03-14 | 青岛地质工程勘察院(青岛地质勘查开发局) | Long spiral drilling machine assisting drilling through high-pressure gas |
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| CN115234157B (en) | 2023-05-05 |
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